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const gdv_697053bfddbbfcanvas = document.getElementById("gdv_697053bfddbbfimageCanvas"); const gdv_697053bfddbbfctx = gdv_697053bfddbbfcanvas.getContext("2d");
const gdv_697053bfddbbfthumbnailContainer = document.getElementById("gdv_697053bfddbbfthumbnailContainer"); const gdv_697053bfddbbfthumbnailContainerWrapper = document.getElementById("gdv_697053bfddbbfthumbnailContainerWrapper"); const gdv_697053bfddbbfzoomInButton = document.getElementById("gdv_697053bfddbbfzoomIn"); const gdv_697053bfddbbfzoomOutButton = document.getElementById("gdv_697053bfddbbfzoomOut"); const gdv_697053bfddbbfresetZoomButton = document.getElementById("gdv_697053bfddbbfresetZoom");
const gdv_697053bfddbbfbrightnessInput = document.getElementById("gdv_697053bfddbbfbrightness"); const gdv_697053bfddbbfcontrastInput = document.getElementById("gdv_697053bfddbbfcontrast"); const gdv_697053bfddbbffullscreenButton = document.getElementById("gdv_697053bfddbbffullscreen");
const gdv_697053bfddbbfrotateRightButton = document.getElementById("gdv_697053bfddbbfrotateRight"); const gdv_697053bfddbbfrotateLeftButton = document.getElementById("gdv_697053bfddbbfrotateLeft");
const gdv_697053bfddbbfprevSlideButton = document.getElementById("gdv_697053bfddbbfprevSlide"); const gdv_697053bfddbbfnextSlideButton = document.getElementById("gdv_697053bfddbbfnextSlide"); const gdv_697053bfddbbfslideNumberDisplay = document.getElementById("gdv_697053bfddbbfslideNumber"); const gdv_697053bfddbbfimageName = document.getElementById("gdv_697053bfddbbfimageName");
let gdv_697053bfddbbfcurrentSlideIndex = 0;
gdv_697053bfddbbfbrightnessInput.addEventListener("input", gdv_697053bfddbbfdrawImage); gdv_697053bfddbbfcontrastInput.addEventListener("input", gdv_697053bfddbbfdrawImage);
const gdv_697053bfddbbfimageUrls = [{"url":"https:\/\/drive.google.com\/thumbnail?id=1Rf1DkgIQiw-s0z0oFNjSFzW2tUMniOoy&sz=w3000","name":"OFDelpech_ordonance_droits_d'exportation.jpg"}];
let gdv_697053bfddbbfscale = 1; let gdv_697053bfddbbforiginX = 0; let gdv_697053bfddbbforiginY = 0; const gdv_697053bfddbbfminScale = 0.1; const gdv_697053bfddbbfmaxScale = 5; let gdv_697053bfddbbfcurrentImage = new Image();
let gdv_697053bfddbbfrotationAngle = 0;
gdv_697053bfddbbfrotateRightButton.addEventListener("click", function() { gdv_697053bfddbbfrotationAngle = (gdv_697053bfddbbfrotationAngle + 90) % 360; gdv_697053bfddbbfdrawImage(); });
gdv_697053bfddbbfrotateLeftButton.addEventListener("click", function() { gdv_697053bfddbbfrotationAngle = (gdv_697053bfddbbfrotationAngle - 90 + 360) % 360; gdv_697053bfddbbfdrawImage(); });
function filtrerChaine(texte, cacher) { if (!texte) return "";
switch (cacher) { case "chiffre": return texte.replace(/\d/g, "");
case "tout": return "";
case "vide": default: return texte; } }
// Charger la première image par défaut gdv_697053bfddbbfcurrentImage.src = gdv_697053bfddbbfimageUrls[0]["url"]; gdv_697053bfddbbfimageName.innerHTML = filtrerChaine(gdv_697053bfddbbfimageUrls[0]["name"], "rien"); gdv_697053bfddbbfcurrentImage.onload = function() {
gdv_697053bfddbbfupdateSlideNumber(); gdv_697053bfddbbfresizeCanvas(); gdv_697053bfddbbfdrawImage(); document.getElementById("gdv_697053bfddbbfcontrols").style.display = "block"; };
function gdv_697053bfddbbfupdateSlideNumber() { gdv_697053bfddbbfslideNumberDisplay.textContent = `${gdv_697053bfddbbfcurrentSlideIndex + 1} / ${gdv_697053bfddbbfimageUrls.length}`; }
gdv_697053bfddbbfprevSlideButton.addEventListener("click", function() { if (gdv_697053bfddbbfcurrentSlideIndex > 0) { gdv_697053bfddbbfcurrentSlideIndex--; gdv_697053bfddbbfloadImage(gdv_697053bfddbbfcurrentSlideIndex); gdv_697053bfddbbfupdateSlideNumber(); } });
gdv_697053bfddbbfnextSlideButton.addEventListener("click", function() { if (gdv_697053bfddbbfcurrentSlideIndex < gdv_697053bfddbbfimageUrls.length - 1) { gdv_697053bfddbbfcurrentSlideIndex++; gdv_697053bfddbbfloadImage(gdv_697053bfddbbfcurrentSlideIndex); gdv_697053bfddbbfupdateSlideNumber(); } }); function gdv_697053bfddbbfresizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_697053bfddbbfcanvasContainer"); gdv_697053bfddbbfcanvas.width = container.clientWidth; gdv_697053bfddbbfcanvas.height = container.clientHeight - 30; gdv_697053bfddbbffitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_697053bfddbbfdrawImage(); } window.addEventListener("load", gdv_697053bfddbbfresizeCanvas); window.addEventListener("resize", gdv_697053bfddbbfresizeCanvas); function gdv_697053bfddbbffitImageToCanvas() { const canvasAspect = gdv_697053bfddbbfcanvas.width / gdv_697053bfddbbfcanvas.height; const imageAspect = gdv_697053bfddbbfcurrentImage.width / gdv_697053bfddbbfcurrentImage.height; if (imageAspect > canvasAspect) { gdv_697053bfddbbfscale = gdv_697053bfddbbfcanvas.width / gdv_697053bfddbbfcurrentImage.width; } else { gdv_697053bfddbbfscale = gdv_697053bfddbbfcanvas.height / gdv_697053bfddbbfcurrentImage.height; } gdv_697053bfddbbforiginX = gdv_697053bfddbbfcanvas.width / 2; gdv_697053bfddbbforiginY = gdv_697053bfddbbfcanvas.height / 2; }
function gdv_697053bfddbbfdrawImage() { gdv_697053bfddbbfctx.clearRect(0, 0, gdv_697053bfddbbfcanvas.width, gdv_697053bfddbbfcanvas.height); gdv_697053bfddbbfctx.save(); gdv_697053bfddbbfctx.translate(gdv_697053bfddbbforiginX, gdv_697053bfddbbforiginY); gdv_697053bfddbbfctx.rotate((Math.PI / 180) * gdv_697053bfddbbfrotationAngle); gdv_697053bfddbbfctx.scale(gdv_697053bfddbbfscale, gdv_697053bfddbbfscale);
// Appliquer la luminosité et le contraste gdv_697053bfddbbfctx.filter = `brightness(${gdv_697053bfddbbfbrightnessInput.value}) contrast(${gdv_697053bfddbbfcontrastInput.value})`; gdv_697053bfddbbfctx.drawImage(gdv_697053bfddbbfcurrentImage, -gdv_697053bfddbbfcurrentImage.width/2, -gdv_697053bfddbbfcurrentImage.height/2); gdv_697053bfddbbfctx.restore(); }
// Ajouter les miniatures des images gdv_697053bfddbbfimageUrls.forEach((obj, index) => { const slide = document.createElement("div"); slide.classList.add("swiper-slide"); const img = new Image(); img.loading = "lazy"; img.src = obj["url"]; img.onclick = function() { gdv_697053bfddbbfloadImage(index); gdv_697053bfddbbfcurrentSlideIndex = index; gdv_697053bfddbbfupdateSlideNumber(); }; slide.appendChild(img); gdv_697053bfddbbfthumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_697053bfddbbfloadImage(index) { gdv_697053bfddbbfcurrentImage.src = gdv_697053bfddbbfimageUrls[index]["url"]; gdv_697053bfddbbfimageName.innerHTML = filtrerChaine(gdv_697053bfddbbfimageUrls[index]["name"], "rien"); gdv_697053bfddbbfcurrentImage.onload = function() { gdv_697053bfddbbfscale = 1; gdv_697053bfddbbforiginX = 0; gdv_697053bfddbbforiginY = 0; gdv_697053bfddbbffitImageToCanvas(); gdv_697053bfddbbfdrawImage(); };
const thumbnails = document.querySelectorAll(".swiper-slide"); thumbnails.forEach((thumb, i) => { if (i === index) { thumb.classList.add("active-thumbnail"); } else { thumb.classList.remove("active-thumbnail"); } }); }
// Initialiser Swiper var gdv_697053bfddbbfswiper = new Swiper(".gdv_697053bfddbbfswiper-container", { direction: "horizontal", slidesPerView: 8, spaceBetween: 5, breakpoints: { 576: { slidesPerView: 8, spaceBetween: 5 }, 768: { slidesPerView: 9, spaceBetween: 5 }, 992: { slidesPerView: 11, spaceBetween: 5 }, 1200: { slidesPerView: 13, spaceBetween: 5 } }, mousewheel: true, });
document.querySelector(".swiper-slide").classList.add("active-thumbnail");
//gdv_697053bfddbbfswiper.on("slideChange", function () { // gdv_697053bfddbbfcurrentSlideIndex = gdv_697053bfddbbfswiper.activeIndex; // gdv_697053bfddbbfupdateSlideNumber(); //});
// Plein écran gdv_697053bfddbbffullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_697053bfddbbfgd-image-gallery").requestFullscreen().catch(err => { alert(`Erreur lors de la tentative de mise en plein écran: ${err.message}`); }); } else { document.exitFullscreen(); } });
// Impression du canvas
/*printButton.addEventListener("click", function() {
const dataUrl = canvas.toDataURL();
const windowContent = ``;
const printWindow = window.open("", "", "width=800,height=800");
printWindow.document.write(windowContent);
printWindow.document.close();
});
*/
// Gestion du zoom gdv_697053bfddbbfcanvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_697053bfddbbfscale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_697053bfddbbfminScale, Math.min(gdv_697053bfddbbfmaxScale, newScale)); const scaleRatio = newScale / gdv_697053bfddbbfscale; gdv_697053bfddbbforiginX = mouseX - (mouseX - gdv_697053bfddbbforiginX) * scaleRatio; gdv_697053bfddbbforiginY = mouseY - (mouseY - gdv_697053bfddbbforiginY) * scaleRatio; gdv_697053bfddbbfscale = newScale; gdv_697053bfddbbfdrawImage(); }); // Gestion du déplacement (pan) let gdv_697053bfddbbfisDragging = false; let gdv_697053bfddbbfstartX, gdv_697053bfddbbfstartY; gdv_697053bfddbbfcanvas.addEventListener("mousedown", function(event) { gdv_697053bfddbbfisDragging = true; gdv_697053bfddbbfstartX = event.offsetX - gdv_697053bfddbbforiginX; gdv_697053bfddbbfstartY = event.offsetY - gdv_697053bfddbbforiginY; gdv_697053bfddbbfcanvas.style.cursor = "grabbing"; }); gdv_697053bfddbbfcanvas.addEventListener("mousemove", function(event) { if (gdv_697053bfddbbfisDragging) { gdv_697053bfddbbforiginX = event.offsetX - gdv_697053bfddbbfstartX; gdv_697053bfddbbforiginY = event.offsetY - gdv_697053bfddbbfstartY; gdv_697053bfddbbfdrawImage(); } }); // Gestion des événements tactiles gdv_697053bfddbbfcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_697053bfddbbfisDragging = true; const touch = event.touches[0]; gdv_697053bfddbbfstartX = touch.pageX - gdv_697053bfddbbforiginX; gdv_697053bfddbbfstartY = touch.pageY - gdv_697053bfddbbforiginY; } }); gdv_697053bfddbbfcanvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_697053bfddbbforiginX = touch.pageX - gdv_697053bfddbbfstartX; gdv_697053bfddbbforiginY = touch.pageY - gdv_697053bfddbbfstartY; gdv_697053bfddbbfdrawImage(); }); gdv_697053bfddbbfcanvas.addEventListener("touchend", function() { gdv_697053bfddbbfisDragging = false; }); gdv_697053bfddbbfcanvas.addEventListener("mouseup", function() { gdv_697053bfddbbfisDragging = false; gdv_697053bfddbbfcanvas.style.cursor = "grab"; }); gdv_697053bfddbbfcanvas.addEventListener("mouseleave", function() { gdv_697053bfddbbfisDragging = false; gdv_697053bfddbbfcanvas.style.cursor = "grab"; }); gdv_697053bfddbbfzoomInButton.addEventListener("click", function() { let newScale = gdv_697053bfddbbfscale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_697053bfddbbfscale = Math.max(gdv_697053bfddbbfminScale, Math.min(gdv_697053bfddbbfmaxScale, newScale)); gdv_697053bfddbbfdrawImage(); }); gdv_697053bfddbbfzoomOutButton.addEventListener("click", function() { let newScale = gdv_697053bfddbbfscale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_697053bfddbbfscale = Math.max(gdv_697053bfddbbfminScale, Math.min(gdv_697053bfddbbfmaxScale, newScale)); gdv_697053bfddbbfdrawImage(); }); gdv_697053bfddbbfresetZoomButton.addEventListener("click", function() { gdv_697053bfddbbfrotationAngle = 0; gdv_697053bfddbbffitImageToCanvas(); gdv_697053bfddbbfdrawImage(); }); function gdv_697053bfddbbfgetImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_697053bfddbbfdownloadImage").addEventListener("click", function() { let url = gdv_697053bfddbbfcurrentImage.src; const imageId = gdv_697053bfddbbfgetImageIdFromUrl(url); const apiUrl = `${window.location.origin}/wp-json/gdv/v1/download-image?image_id=${imageId}`; fetch(apiUrl) .then(response => response.blob()) .then(blob => { const url = window.URL.createObjectURL(blob); const a = document.createElement("a"); a.style.display = "none"; a.href = url; a.download = `${imageId}.jpg`; document.body.appendChild(a); a.click(); window.URL.revokeObjectURL(url); }) .catch(error => console.error("Error downloading image:", error)); });
function gdv_697053bfddbbfprintImageFromApi(imageId) { const apiUrl = `${window.location.origin}/wp-json/gdv/v1/download-image?image_id=${imageId}`;
fetch(apiUrl) .then(response => response.blob()) .then(blob => { const url = URL.createObjectURL(blob); const printWindow = window.open("", "_blank"); printWindow.document.write(`
const gdv_697053bfddbbfprintButton = document.getElementById("gdv_697053bfddbbfprintCanvas");
gdv_697053bfddbbfprintButton.addEventListener("click", function() { let url = gdv_697053bfddbbfcurrentImage.src; const imageId = gdv_697053bfddbbfgetImageIdFromUrl(url); gdv_697053bfddbbfprintImageFromApi(imageId); });
let gdv_697053bfddbbfinitialDistance = 0; let gdv_697053bfddbbfinitialScale = 1;
gdv_697053bfddbbfcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_697053bfddbbfinitialDistance = getDistance(event.touches[0], event.touches[1]); gdv_697053bfddbbfinitialScale = gdv_697053bfddbbfscale; } });
gdv_697053bfddbbfcanvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_697053bfddbbfinitialDistance; let newScale = gdv_697053bfddbbfinitialScale * scaleChange;
newScale = Math.max(gdv_697053bfddbbfminScale, Math.min(gdv_697053bfddbbfmaxScale, newScale));
const centerX = (event.touches[0].pageX + event.touches[1].pageX) / 2; const centerY = (event.touches[0].pageY + event.touches[1].pageY) / 2;
const scaleRatio = newScale / gdv_697053bfddbbfscale; gdv_697053bfddbbforiginX = centerX - (centerX - gdv_697053bfddbbforiginX) * scaleRatio; gdv_697053bfddbbforiginY = centerY - (centerY - gdv_697053bfddbbforiginY) * scaleRatio;
gdv_697053bfddbbfscale = newScale; gdv_697053bfddbbfdrawImage(); // Remplacez par votre fonction de dessin } });
function getDistance(touch1, touch2) { const dx = touch2.pageX - touch1.pageX; const dy = touch2.pageY - touch1.pageY; return Math.sqrt(dx * dx + dy * dy); }